Jenna's family is going on a trip * after driving 72 miles they used 3.2 gallons of gas * After driving 72 miles, they used 3.2 gallons of gas *Her family has 850 miles remaining on their road trip *The gas tank holds 15 gallons They filled the gas tank at the start of the road trip. They plan to only stop to fill up when their gas tank nears empty. There are plenty along the route. HOW MANY ADDITIONAL STOPS FOR GAS WILL THEY NEED TO MAKE TO GET TO THEIR DESTINATION? explain your answer using numbers words and/or pictures
Accepted Solution
A:
Answer:2Step-by-step explanation:Given Data:total distance= 850 milesgas tank holds gas= 15 gallonsmileage = 72/3.2 miles/gallonif 72 miles uses= 3.2 gallonthen850 miles uses= x gallonsby cross-multiplication we get72x=3.2(850)x=37.778i.e. 850 miles will use 37.7778 gallon of gasAsgas tank holds 15 gallonsnumber of times gas tank is used up= 37.3/15 = 2.518rounding offnumber of times gas tank is used up=3As they filled the gas tank at the start of the road trip, hence 3-1=2ADDITIONAL STOPS FOR GAS WILL THEY NEED TO MAKE TO GET TO THEIR DESTINATION =2 !